Merge pull request #849 from Dieken/master

kube-flannel-cfg: enable hairpin mode

Documentation/kube-flannel.yml

@@ -57,6 +57,7 @@ data:
       "name": "cbr0",
       "type": "flannel",
       "delegate": {
+        "hairpinMode": true,
         "isDefaultGateway": true
       }
     }